basal

adjectives

especially of leaves; located at the base of a plant or stem; especially arising directly from the root or rootstock or a root-like stem

"basal placentation"; "radical leaves"

basal, radical

is derived from

serving as or forming a base

"the painter applied a base coat followed by two finishing coats"

basal, base

is derived from

of primary importance

basal, primary

is derived from